4661590 has 16 divisors (see below), whose sum is σ = 8534160. Its totient is φ = 1832800.

The previous prime is 4661581. The next prime is 4661609. The reversal of 4661590 is 951664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3361 + ... + 4540.

It is an arithmetic number, because the mean of its divisors is an integer number (533385).

Almost surely, 2^4661590 is an apocalyptic number.

4661590 is a deficient number, since it is larger than the sum of its proper divisors (3872570).

4661590 is a wasteful number, since it uses less digits than its factorization.

4661590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7967.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 4661590 is about 2159.0715597219. The cubic root of 4661590 is about 167.0493119344.

The spelling of 4661590 in words is "four million, six hundred sixty-one thousand, five hundred ninety".